Finding the Fourth Proportional to 17,977.47, 24,809.76 and 10,019.75

Step by Step Solution

1. Step 1: Write the proportion equation
   17,977.47 : 24,809.76 = 10,019.75 : x
2. Step 2: Convert to fraction form
   17,977.47/24,809.76 = 10,019.75/x
3. Step 3: Cross multiply
   17,977.47x = 24,809.76 × 10,019.75
4. Step 4: Simplify right side
   17,977.47x = 248,587,654.78
5. Step 5: Solve for x
   x = 248,587,654.78/17,977.47
6. Step 6: Final answer
   x = 13,827.73